condition mean min max 4 h after light 158.34896666666666 127.4488 210.1101 8 h after light 258.6682 174.1938 304.8391 12 h after light 98.5484 88.80065 117.6784 16 h after light 249.13936666666666 149.9451 446.295 4 h after dark 250.00363333333334 215.7704 283.0294 8 h after dark 315.1983 272.3909 377.8371